Be sure to soak your beans overnight ahead of time if using dried beans (recommended) instead of canned. (familynano.com)
If your veggie burgers always turn out a little soggy or mushy, try using dried beans instead of canned. (theglobetrottercookbook.com)
In addition, they're using dried beans which take a long time to cook so that's why they are adding the squash and quinoa at the end. (makingthymeforhealth.com)